Immanuel Kant
Philosopher
"There is nothing higher than reason."
Categorical Imperative quotes
Categorical Imperative
6 quotes on this topic — from poets, philosophers, and thinkers across history.
Immanuel Kant
Philosopher
"All our knowledge begins with the senses..."
Ayaan Hirsi Ali
Activist, Author
"My conscience is informed by reason. It's like Kant's categorical imperative: behave to others as you would wish they behaved to you."
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